diff options
Diffstat (limited to 'sys/vm/vm_page.h')
| -rw-r--r-- | sys/vm/vm_page.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/vm/vm_page.h b/sys/vm/vm_page.h index aebf79e..fb1cfda 100644 --- a/sys/vm/vm_page.h +++ b/sys/vm/vm_page.h @@ -194,8 +194,10 @@ extern struct vpglocks pa_lock[]; #define PA_UNLOCK(pa) mtx_unlock(PA_LOCKPTR(pa)) #define PA_UNLOCK_COND(pa) \ do { \ - if (pa) \ - PA_UNLOCK(pa); \ + if ((pa) != 0) { \ + PA_UNLOCK((pa)); \ + (pa) = 0; \ + } \ } while (0) #define PA_LOCK_ASSERT(pa, a) mtx_assert(PA_LOCKPTR(pa), (a)) |
